NOTE ANY CHANGES YOU MAKE TO THE EFI BOOTLOADER HERE. The format of this
file is important - make sure the entries are appended on end, last item
is taken as the current.
1.0: Initial version.
1.1: Add PXE booting support.
1.2: Add environment variable support.
1.3: Add ACPI support.
1.4: Add bootfile support.
1.5: EFI runtime support.
1.6: Add GPT support.
1.7: Add NFS support.
1.8: Add support for "bootargs" environment variable.
1.9: Add support for efiboot.plist and loading device tree overlays.
1.10: Add support for EFI GOP framebuffers in ACPI mode.
1.11: Add full UEFI memory map to /chosen node.
1.12: Derive ACPI model string from SMBIOS.
1.13: Add rndseed support.
1.14: Add EFI RNG support.
1.15: Add module support.
2.0: Add boot.cfg support.
2.1: Remove efiboot.plist support; support dtoverlay in boot.cfg.
2.2: Remove support for storing settings in EFI env vars.
2.3: EFI RT and GOP support for devicetree mode.
2.4: Add ISO9660 support.
2.5: Recognize the EFI system partition as fstype MSDOS.
2.6: Disable ACPI support when booting big endian kernels.
2.7: Add basic support for booting from RAID1 volumes.
2.8: Add bi-endian disklabel and FFS support.
2.9: Watchdog support.
2.10: Use disk I/O protocol for block devices.
2.11: Add support for changing the video mode.
2.12: Add userconf support.
2.13: Add Arm RT support and change Arm64 (aarch64) RT VAs.
2.14: Arm64: check cpu support for big endian kernel.
2.15: Arm64: Use 1:1 PA to VA mappings for RT services.
